using System;

using System.Collections.Generic;

​

public class Program

{

    public static void Main()

    {

        int[] src = {4, 5, 6};

        List<int> copy = Convert<List<int>>(src);

        Stack<int> copy1 = Convert<Stack<int>>(src);

        Queue<int> copy2 = Convert<Queue<int>>(src);

        Console.WriteLine(string.Join(",",copy));

        Console.WriteLine(string.Join(",",copy1));

        Console.WriteLine(string.Join(",",copy2));

​

    }

    public static T Convert<T>(int[] src) where T : new()

    {

        var obj = Activator.CreateInstance(typeof(T), src);

        return (T)obj;

    }

}